That's awesome. Excellent work! It even saves state in the browser. My two minor critiques: 1. Code blocks should receive a monospace font. 2. Entering and

That's awesome. Excellent work! It even saves state in the browser. My two minor critiques: 1. Code blocks should receive a monospace font. 2. Entering and exiting child lists, a list of a list item, by just typing is challenging.